Comparison between Acer B277U vs Acer CB282K smiiprx

General Info
Model Number	Acer B277U	Acer CB282K smiiprx

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2018	2020
Brand	Acer	Acer
Model Series		CB2
Model Number	B277U	CB282K smiiprx
Alias	B277U bmiipprzx	CB282Ksmiiprx CB282K smiiprx CB282K bmiiprx CB282Kbmiiprx
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	27.9 in 70.9 cm 708.538 mm 2.32 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	24.45 in 62.1 cm 620.93 mm 2.04 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits (6 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	3840 x 2160
Screen Pixel Pitch	0.233 mm	0.161 mm
Screen Pixel Density	109 ppi	157 ppi
Screen-to-Body Ratio	88.89 %	89.67 %
Backlight Source	W-LED	W-LED
DCI P3		90%
sRGB	100 %
Screen Brightness	350 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	2.69 in 6.8 cm 68.3 mm 0.22 ft	2.68 in 6.8 cm 68 mm 0.22 ft
Case Weight		5.2 kg 11 lbs
Case Width with Stand	24.17 in 61.4 cm 614 mm 2.01 ft	25.08 in 63.7 cm 637 mm 2.09 ft
Case Height with Stand	16.06 in 40.8 cm 408 mm 1.34 ft	17.2 in 43.7 cm 437 mm 1.43 ft
Case Depth with Stand	8.15 in 20.7 cm 207 mm 0.68 ft	10.59 in 26.9 cm 269 mm 0.88 ft
Case Weight with Stand	8.2 kg 18 lbs	7.25 kg 16 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x DisplayPort 1.2 (Input mini) 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 2W	2 x 2W
Features
Cool Features	Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter	Flicker-free technology Low Blue Light Zero-Frame Design Wide Viewing Angle AMD FreeSync technology ComfyView
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.17 in 61.4 cm 614 mm 2.01 ft	25.08 in 63.7 cm 637 mm 2.09 ft
Case Height	14.45 in 36.7 cm 367 mm 1.2 ft	14.61 in 37.1 cm 371 mm 1.22 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	120 mm 12 cm 4.7244 in 0.3937 ft	180 mm 18 cm 7.0866 in 0.5906 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	0 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	180 °
Right Swivel	45 °	180 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	35 °
Frequency and Interpolation
Vertical Digital Frequency	55 Hz - 75 Hz	40 Hz - 60 Hz
Horizontal Digital Frequency	30 kHz - 80 kHz	30 kHz - 160 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	D-sub cable DisplayPort cable - optional HDMI cable - optional USB 3.0 upstream cable	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 7.0 Epeat Gold ErP TCO Certified Displays 7.0	CE ISO9241-307 class I MPRII TCO TÜV GS
Usage and Storage Requirements

Acer B277U

Acer CB282K smiiprx